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1. 21 11 Tuning Mode Example Full Scale 22 12 Internal Trigger Threshold dica 35 viii Preface U S Export Control Laws Compliance Publication Updates Preface This manual contains user information for the FieldMax TO laser power meter It is the policy of Coherent to comply strictly with U S export control laws Export and re export of lasers manufactured by Coherent are subject to U S Export Administration Regulations which are administered by the Commerce Department In addition shipments of certain components are regu lated by the State Department under the International Traffic in Arms Regulations The applicable restrictions vary depending on the specific product involved and its destination In some cases U S law requires that U S Government approval be obtained prior to resale export or re export of certain articles When there is uncertainty about the obligations imposed by U S law clarification should be obtained from Coherent or an appropriate U S Government agency To view information that may have been added or changed since this publication went to print connect to www coherent com FieldMax TO User Manual Symbols Used in This Document This symbol is intended to alert the operator to the presence of dangerous voltages associated with the product that may be of sufficient magnitude to consti tute a risk of electrical shock This symbol is intended to alert the operator to t
2. 2 Set Auto Ranging by pressing the Auto button 3 Block the sensor beam 4 Allow the sensor to enter a steady cool down state If you are using a thermopile sensor this steady state can be determined by watching the display numbers on the LCD At first the numbers will decrease quickly but as the sensor cools the numbers decrease more slowly the slower the decrease the cooler the sensor and the cooler the sensor the more accurate the area correction 28 Avg Atten Operation reading will be Optical sensors do not require a cool down period 5 Press the Zero button The sensor is now zeroed For more information about zeroing refer to Zeroing on page 36 Average mode enables display smoothing which suppresses variations in the display reading that can make it difficult to read Display values are averaged by time The FieldMax TO uses a boxcar averaging method with a boxcar length of 32 samples Pressing the Avg button toggles the state of Average mode Attenuation mode allows you to get true measurements using an attenuator that has a known attenuation factor When Attenuation Correction mode is enabled the measured value is adjusted to indicate the measurement at the attenuator and not the sensor The range for this mode is 1 00 to 999 99 Here s an example of how to determine the attenuation correction factor that needs to be set in the FieldMax TO meter If a 1 W laser beam is focused
3. Left Side The power jack connector is located on this panel refer Panel to Figure 5 Power Jack Connect the supplied power cord to this jack Connector Power Jack Connector Figure 5 Left Side Panel Battery Replacement Description FieldMax TO uses six 1 5 V alkaline batteries or a 90 to 260 VAC 50 60 Hz AC adapter refer to AC Adapter on page 16 for more information about the adapter Figure 6 illustrates how to replace the batteries x O Lay the meter face down on a flat surface and open the stand Loosen the screw that secures the battery cover to the meter E Take off the battery cover Replace the old batteries and then put back the battery cover tightening the screw to secure it to the meter Figure 6 Battery Replacement 15 FieldMax TO User Manual AC Adapter Using an AC adapter prolongs battery life Field Max TO automatically senses when an adapter is used When batteries rather than an adapter are used The Battery annunciator flashes if the battery charge is low The backlight is automatically turned off after three seconds While in battery operation if a sensor is not connected to the meter power is automatically turned off after ten minutes 16 Operation OPERATION This section discusses the following topics Tuning mode page 18 Annunciators page 22 Fault displays page 24 Invalid and not availab
4. 27 ATTEN annunciator 23 Atten button function 28 AVG annunciator 23 Avg button function 28 B Bad zero 30 BATTERY annunciator 23 Battery replacement 15 Button functions Area 27 Atten 28 Avg 28 Hz 29 Left and right arrows 31 Power switch and backlight toggle button 30 Set Ent 26 Stat 26 Trig 29 Up and down arrows 30 Wave lambda 27 Zero 30 C Calibration 39 Coherent calibration facilities and capabilities 40 Connector Power jack 14 Index INDEX Sensor 13 USB 13 D Digital tuning feature in statistics mode 38 Display functions Annunciators 22 Fault displays 24 Invalid and not available data conditions 25 Measurement display and range selection 31 E Extended lifetime warranty 41 F Fault displays 24 Front panel overview 9 H Hz Button function 29 Display mode 36 I Internal triggering mode 34 Invalid and not available data conditions 25 Invalid data 31 L LCD display 11 Left and right arrows 31 Left side panel overview 14 Limited warranty 41 53 FieldMax TO User Manual M Measurement display and range selection display 31 Meter modes Hz display 36 Internal triggering 34 N Not available data 25 O Overview AC adapter 16 Battery replacement 15 Front panel 9 Left side panel 14 Right side panel 13 P Power Jack connector 14 Switch and backlight toggle button 30 Product shipping instructions 45 Pyroelectric specific information Hz display mode 36 Internal trigge
5. ActiveX control program and its accompanying tutorial are shipped with every FieldMax TO View the Readme file on the accompanying CD for ActiveX installation instructions When first connecting the meter to a PC with the USB cable you will be prompted through an installation process USB drivers will be automatically installed onto your computer Insert the CD into your CD drive when prompted 40 Calibration and Warranty CALIBRATION AND WARRANTY Calibration This section discusses the following topics Calibration this page Coherent calibration facilities and capabilities page 42 Limited warranty page 43 Extended lifetime warranty page 43 Warranty limitations page 44 Obtaining service page 45 Product shipping instructions page 47 Coherent laser power and energy meters are precision instruments capable of delivering very accurate measurements as well as providing many years of useful service To maintain this high level of performance it is important to have your measurement system serviced and recalibrated once a year 41 FieldMax TO User Manual Coherent Calibration Facilities and Capabilities As the largest laser manufacturer in the world Coherent has been able to build state of the art calibration facili ties containing the widest possible range of laser types and technologies This enables us to perform instrument and sensor calibration under virtually any combinat
6. UT e 7 gt ee gt MIN gt MEAN ood OOO 1 m u AK O ooo o nm au 7 6 D 0 0 mm Figure 3 LCD Display 11 FieldMax TO User Manual The type of sensor being used and the individu ally selected settings determine what type ofinforma tion will actually appear on the display Information that appears on the display is divided into the groups described in the following list Figure 3 on page 11 shows the general location of each group Annunciators Temperature AUTO Range Hint AVG ATTEN and Battery Digital tuning feature Tuning meter scale Statistical parameters MAX MIN and MEAN Numeric measurement value large numeric char acters Measurement units and engineering prefixes Statistical Sampling mode AUTO and MAN Numeric data entry batch count and parameter settings Data entry units and current parameter units For detailed information about these settings refer to Button Functions on page 30 12 Right Side Panel USB Connector Sensor Connector Description The right side panel contains the USB and Sensor connections refer to Figure 4 Attaching the cable shipped with the meter to this standard USB connector allows communication between FieldMax TO and a computer with a USB interface Use this connection to attach a DB 25 SmartProbe connector or adapter USB Connector Figure 4 Right Side Panel 13 FieldMax TO User Manual
7. and is not transfer able 43 FieldMax TO User Manual Warranty Limitations If the Product is not returned for recalibration or service prior to the one year anniversary the lifetime warranty program expires The lifetime warranty program may be reinstated at Coherent s option after completion of a fee based product evaluation and repair and subsequent recalibration and recertification service The foregoing warranties shall not apply and Coherent reserves the right to refuse warranty service should malfunction or failure result from a Damage caused by improper installation handling or use Laser damage including sensor elements damaged beyond repair Failure to follow recommended maintenance procedures Unauthorized product modification or repair Operation outside the environmental specifications of the product Coherent assumes no liability for Customer supplied material returned with Products for warranty service or recalibration THIS WARRANTY IS EXCLUSIVE IN LIEU OF ALL OTHER WARRANTIES WHETHER WRITTEN ORAL OR IMPLIED COHERENT SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IN NO EVENT SHALL 44 Obtaining Service Calibration and Warranty THE COMPANY BE LIABLE FOR ANY INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES IN CONNECTION WITH ITS PRODUCTS In order to obtain service under this warranty Customer must notify the
8. through an attenu ator that has an attenuation factor of 50 then to get a true laser measurement value the correction factor in the 29 FieldMax TO User Manual Hold Button Functions Auto Zero FieldMax TO instrument needs to be set to 2 In other words since only half the power of the beam is trans mitted through the attenuator the measured result must be doubled to obtain a true laser measurement The Atten button is used to initiate several activities Toggle the state of Attenuation Correction mode if the button is pressed for less than one second Enter Edit mode and select the attenuation factor 1f Set Ent is pressed beforehand View the attenuation factor if the button is pressed for one second or more Pressing the Hold button toggles between freezing the power reading and associated indicators on the LCD and displaying live measurements Pressing the Auto button instructs the FieldMax TO to select the best measurement range for the incoming signal Pressing the Zero button causes the analog circuitry to zero its internal settings by running a zero cycle If Auto Ranging is not active the meter will zero the currently 30 Power Switch and Backlight Toggle Button Operation selected range If Auto Ranging is active the meter will zero all available ranges for the attached sensor When a zero procedure is in process no other button events are queued or activated until the proce
9. Company of the defect before the expira tion of the warranty period and make suitable arrange ments for the performance of service The Company shall in its sole discretion determine whether to perform warranty service at the Customer s facility at the Company s facility or at an authorized repair station If Customer is directed by the Company to ship the product to the Company or a repair station Customer shall package the product to protect from damage during shipping and ship it to the address specified by the Company shipping prepaid The customer shall pay the cost of shipping the Product back to the Customer in conjunction with annual recalibration and repair the Company shall pay the cost of shipping the Product back to the Customer in conjunction with product failures within the first twelve months of time of sale or between annual recalibrations A Returned Material Authorization number RMA assigned by the Company must be included on the outside of all shipping packages and containers Items returned without an RMA number are subject to return to the sender For the latest Customer Service information refer to our website www coherent com 45 FieldMax TO User Manual Detailed instructions on how to prepare a product for shipping are shown under Product Shipping Instruc tions on page 47 Table 3 Coherent Service Centers LOCATION PHONE FAX E MAIL USA 1 800 343 4912 971 327 2778 info_service coherent c
10. User Manual Field Max TO Laser Power Meter COHERENT User Manual FieldMax TO Laser Power Meter COHERENT 7470 SW Bridgeport Rd Portland OR 97224 FieldMax TO User Manual This document is copyrighted with all rights reserved Under the copyright laws this document may not be copied in whole or in part or reproduced in any other media without the express written permission of Coherent Inc Permitted copies must carry the same proprietary and copyright notices as were affixed to the original This exception does not allow copies to be made for others whether or not sold but all the material purchased may be sold given or loaned to another person Under the law copying includes translation into another language Coherent the Coherent Logo and FieldMax TO are registered trademarks of Coherent Inc Every effort has been made to ensure that the data given in this document is accurate The information figures tables specifications and schematics contained herein are subject to change without notice Coherent makes no warranty or representation either expressed or implied with respect to this document In no event will Coherent be liable for any direct indirect special incidental or consequential damages resulting from any defects in its documentation Technical Support In the US Should you experience difficulties with your product or need technical information please visit our website www coheren
11. ameters Paes Set Ent User defined parameters are edited by pressing the Set Ent button which in turn initiates a parameter edit cycle A parameter edit cycle consists of Pressing the Set Ent button to begin the cycle Pressing the parameter button Stat Wave Area Avg Atten or Hold that needs to be edited If an edit cycle has been initiated successive presses of the same edit parameter button will be ignored e Using the arrow buttons to select the appropriate field and adjust the data value Pressing the Set Ent button a second time to end the cycle and commit the new data value Stat Pressing the Stat button will Enter Statistics mode if Statistics mode is not active and the button is pressed for less than two seconds Exit Statistics mode Enter Edit mode and select the statistics parameters to be edited Batch Size and Restart mode after edit cycle initiation if Set Ent is pressed before hand Batch size is 1 to 99 999 seconds 26 Wave Area Operation e View the statistics parameters if the button is pressed for two seconds or more You can configure FieldMax TO to automatically account for any difference between the laser wave length and the calibration wavelength In the case of optical sensors this compensation is necessary because the sensor contains calibration data from a number of different wavelengths Thermopile and optical sensors include wavelength compensa
12. ch is considered contam inated and the batch immediately ends with no batch result computed Ifthe Restart mode is Auto a new batch is immediately restarted The error that caused the contaminated batch is displayed The display update rate for numeric measurement is three times per second Measurement range is selected in decade steps Range selection shown in Table 2 on page 34 is dependent on the sensor type and characteristics as well as user deter mined measurement settings 33 FieldMax TO User Manual FieldMax TO uses the 35 Rule a display formatting rule in which the display value is not allowed to exceed 3 30 or 300 depending on where the decimal point falls with the decimal point located in a fixed position as determined by the current range Typically if a reading exceeds the 3 s limit the instrument is over ranged or in the case of Auto Ranging the instrument will automat ically range up Over ranging refers to a meter setup condition in which the sensor output signal is greater than the maximum allowable level for the selected range An OL over load appearing on the display signifies an over range condition Over ranging generates invalid data Table 2 indicates the display format for different full scale range settings Table 2 Full Scale Range Settings 34 Operation Table 2 Full Scale Range Settings Continued FULL SCALE MEASUREMENT DISPLAY FORMAT When area correct
13. d is always at the operator s risk 111 FieldMax TO User Manual iv Table of Contents TABLE OF CONTENTS O x U S Export Control Laws Compliance ooocooconoccnococinccconoconnnonncconncconocnnnconncnnn x Publication Updates Sn a a x Symbols Used in This Document 2 ee xi A A A 1 Declaration of Conformity nase 3 A ernennt 5 Measuring Energy With a Pyroelectric Sensor 6 Deserplion SN ees a i l 7 Front A en nee 9 BUDA nenne is bs 10 DIS DA O 11 A A O O S 13 A OS 13 Sensor Connettori isis 13 beit Side Pa ss este les ne nan ee 14 Power Jack CONE Et ida tt a died 14 Battery Replacement 15 A A A A 16 OPE een ii e 17 Tain 8 Modo adi 18 Tuning Needles sense aka 19 Zone Indicator BATS rn newer 20 ANNUNCIATOFS er 22 O en ete 22 Range aa 22 FieldMax TO User Manual AV tia 23 ALIEN as a et Ne 23 Batterye realisieren A 23 DA a Re 24 Invalid and Not Available Data Conditions ooooooccnnoccnococonaconcnonnnconncconocannnos 25 MAN Di aia 25 Not Available Data ii ea aan 25 A na a 26 SIE bes tices sa N 26 Sales en TR a ne 26 WAVE ile PR da tune de 27 ATOS A CAP Nes ne ni 21 DV ee 28 Fe Ne a SR TR E CE E HOM TEL FERNER OPPO OPT STEP DAN 28 PO aed ese ees i NE hed as cn aces aad 29 Button PICOS ne nea eae a arene aren Pn ERC ence tr ee eee 29 Ho 29 LO nan Is Ur nur ren Tu An SN Meany 30 Power Switch and Backlight Togg
14. dure ends The zero procedure is immediately terminated if the sensor is disconnected or if an error is encountered Normally the Zero button is pressed with the laser blocked from the connected sensor If a finite power level is present at the sensor the instrument will attempt to null it out A bad zero fault code appears if a given power input is too large to null on the sensitive ranges If the bad zero fault code appears g Press any soft button to dismiss the error Select a new range Press the Zero button The secondary function of the Zero button is to manually start a batch while in Statistics mode The combination Power Switch and Backlight a Toggle button serves the dual purpose of turning power on off to the meter and toggling the backlight s When the meter is off the power on state is acti vated by pressing the button for one second a Pressing the button for one second while in the power on state turns the meter off 31 FieldMax TO User Manual Up and Down Arrows Left and Right Arrows When the meter is in the power on state the back light state is toggled by pressing the button for less than one second The backlight is always off when power is first applied to the meter 4 The backlight automatically turns off after three seconds if the meter is powered by batteries The backlight is immediately turned off when the AC adapter is unplugged from the meter A These but
15. ection Power to the FieldMax TO instrument must be OFF before beginning the procedure described in this section Do not exceed the power density limits of the sensor FieldMax TO User Manual Measuring The following figure describes how to take a power Power With a measurement using a thermopile or optical sensor Thermopile or Optical Sensor Connect a thermopile or optical sensor to the 25 pin connector Press the Auto button to turn on Auto Ranging Block the beam and then press the Zero button to set the baseline for your new measurement Unblock the beam take the measurement and observe the result on the LCD Figure 1 Measuring Power With a Thermopile or Optical Sensor Description DESCRIPTION Thank you for purchasing the FieldMax TO a versa tile easy to use digital power meter designed for field service and production applications This section discusses the following topics Front panel page 9 e Right side panel page 13 e Left side panel page 14 There are also instructions on how to replace the alkaline batteries page 15 and a brief overview of the AC adapter page 16 Here is a list of specific features included in your FieldMax TO meter 73 x 58 mm backlit LCD display Fast and effective laser tuning mode e Works with thermopile and optical sensors e Intuitive soft key driven user interface e 0958 1 1 Portable AC DC operation Compact rugged
16. enclosure with stand FieldMax TO User Manual The versatile Field Max TO measures Power W W cm Full statistics max min and mean Description Front Panel The front panel shown in Figure 2 includes a liquid crystal display LCD and buttons that are used to enter parameters select modes and change ranges gt FieldMax___________10 Laser Power Meter Stat A Area Avg 4600 Hola Sk I Figure 2 Front Panel FieldMax TO User Manual Buttons The following buttons are on the front panel of the FieldMax TO Set Ent starts or ends a parameter edit cycle Stat statistics processing parameter Wave A wavelength compensation parameter Area area correction parameter Avg display smoothing parameter Atten attenuation correction parameter Hold LCD freeze mode Auto Auto Ranging mode id Zero start batch Ge Power Switch Backlight Toggle button Up arrow A field adjust or range select Down arrow V field adjust or range select e Left arrow 11610 select e Right arrow field select For information about each of these buttons refer to Operation on page 17 10 Description Display The LCD display provides visual measurement informa tion Figure 3 shows all the possible segments that may appear on the display 4 AUTO AVG ATTEN ES 300 exw QW
17. he danger of exposure to hazardous visible and invisible radiation This symbol is intended to alert the operator to the presence of important operating and maintenance instructions Safety SAFETY Carefully review the following safety information to avoid personal injury and to prevent damage to this meter or any sensor connected to it Except for replace able batteries discussed under Battery Replacement on page 15 there are no user serviceable parts in the FieldMax TO meter For service information refer to Obtaining Service on page 45 Use only the power cord specified for the meter The grounding conductor of the cord must be connected to earth ground Do not operate the meter if its panels are removed or any of the interior circuitry is exposed Do not operate the meter in wet or damp conditions or in an explosive atmosphere FieldMax TO User Manual Operate the meter only within the specified voltage range Do not apply a voltage outside the specified range of the input connections Do not operate the meter if there are suspected fail ures Refer damaged units to qualified Coherent service personnel Safety Declaration of Conformity 1005501 keria AA Declaration of Conformity Yee Coberent Inc 7470 Si Bridgeport Road Portland Oregon USA 97224 declare that the FieldMax TOP TO F meets the Inbent of Directive 09 336 EEC for Electromagnebe Compatibility Compliance was dern
18. ion of wavelength power and operating characteristics Sensors are calibrated against NIST traceable working standard sensors which are in turn calibrated against NIST calibrated golden standard sensors These working and golden standards are maintained with the utmost care recalibrated annually and verified even more regu larly We maintain multiple NIST calibrated standards at many laser wavelengths to support the growing calibra tion needs of our customers Optical calibration is a core competency at Coherent and we strive to continually improve our methods precision and repeatability Addi tionally most of the calibrations are performed with highly automated systems thus reducing the possibility of human error to nearly zero Strict quality inspections during many stages of calibration and testing assure a precise and accurate instrument that is NIST traceable and CE marked The benefit to our customers is that instruments calibrated by Coherent will consistently perform as expected under their actual use conditions We are a registered ISO 9001 2000 company our prod ucts are NIST traceable and our calibration labs are fully ANSI Z540 compliant In addition to the technological advantage we also strive to deliver the best service in the industry with a knowl edgeable and responsive staff and rapid turnaround 42 Limited Warranty Extended Lifetime Warranty Calibration and Warranty Coherent Inc the Compa
19. ion is enabled turning on the watts em segment will express watts units with a cm appended The Range Hint annunciator displays the full scale range value with the engineering prefix and units omitted For example when the range is 30 kW the Range Hint annunciator displays 30 Note that it also displays 30 when the selected range is 30 W 30 mW 30 uW or 30 nW For more information about the Range Hint annun ciator refer to Range Hint on page 23 Manual Manual ranging requires the user to select the range For Ranging Mode more information about manual ranging refer to Up and Down Arrows on page 32 35 FieldMax TO User Manual Auto vs Manual Ranging Mode Zeroing Auto Ranging Auto enables FieldMax TO to automat ically select the range gain While in Auto Ranging mode the tuning needles represent a zero to full scale movement as compared to Tuning mode where the zones overlap Refer to Figure 12 m Tuning Needles re Figure 12 Auto Ranging Manual ranging requires the range to be selected by the user For more information refer to Up and Down Arrows on page 32 Thermopile and optical sensors require periodic zeroing Zeroing occurs when a meter attempts to null out any signal coming from the sensor and establish a zero power baseline If Auto Ranging is active the sensor is zeroed for every available range If Auto Ranging is not active the sensor is zeroed a
20. ithin the active range 20 Operation Zone indicator bars always appear in pairs with each overlapping zone representing 1 3 of full scale Figure 10 shows how the five zone indicator bars corre late to full scale measurement on the tuning meter scale Le rare Scale Fraction an Figure 10 Comparison of Zone Indicator Bars to Full Scale Measurement 21 FieldMax TO User Manual Figure 11 shows an example of how the zone indicator bars overlap on a 30 watt scale Full Scale Figure 11 Tuning Mode Example Full Scale Annunciators Temperature AUTO Annunciators refers to the icon type symbols that appear on the LCD Figure 3 on page 11 shows all the annunci ators on the FieldMax TO meter The update rate for all annunciators is 3 times per second thermopile sensors only The Temperature annun ciator flashes whenever the meter detects a sensor over temperature condition This annunciator is not visible unless a sensor over temperature condition exists The AUTO annunciator displays the state of the auto ranging of the meter Auto Ranging is active when AUTO displays If Auto Ranging is not active the AUTO annunciator is not visible 22 Range Hint AVG ATTEN Battery Hold Operation The Range Hint annunciator towards the top of the LCD just above the tuning needles displays 3 30 or 300 These numbers represent the f
21. le Button 30 Up and Down ATTOWS caiit ar 30 Left and Right ATTOWS en nn tr nee 31 Statistics Modes as 31 raid Data nt Sn a ee E Le os 31 Measurement Display and Range Selection oooconccnnccnoccconcncnonconaconnconnnoos 31 Internal Triggering Mods iio 34 H2 Display WOE usa teaser siert 36 LA dla ah side od 36 Special Topics ne aaa 37 Trigger States and the Trigger Annunciator 37 Digital Tuning Feature Use in Statistics Mode 38 Activex Installation ass Run 38 USB Driver Installation east 38 vi Table of Contents Calibration and Warranty 39 A 39 Coherent Calibration Facilities and Capabilities eee 40 Limited Warranty mite tot iii 41 Extended Lifetime Warranty nn 41 Warranty AA o en de 42 ODA SOT VICE ee 43 Product Shipping 1091740110108 ia 45 Appendix A Specifications 47 Index near 51 al a ER O A de amet 24 Full Scale Range Settings nase 33 Coherent Service Centers iO ais 44 Specifications A AN AAA 47 LisT OF FIGURES Measuring Energy With a Pyroelectric Sensor 6 O se 9 LEDS PI ende 11 vil FieldMax TO User Manual 4 Right Side Pancha it rin 13 5 Eeft Side Panel uses 14 6 Battery Replacement sentiasa ia 15 7 Location of Tuning Needles and Zone Indicator Bars 18 8 Current Scale Mid Range aan au 19 9 Zone Indicator Bafs nn da 20 10 Comparison of Zone Indicator Bars to Full Scale Measurement
22. le data conditions page 25 Setup parameters page 26 Button functions page 30 Statistics mode page 33 Measurement display and range selection page 33 17 FieldMax TO User Manual Tuning Mode This mode only works with manual range that is Auto Ranging is turned off For more information about ranging refer to Auto vs Manual Ranging Mode on page 36 As shown in Figure 7 tuning is visually displayed on the LCD using tuning needles and zone indicator bars Tuning Needles WT yy A a 1 Zone Indicator Bars Figure 7 Location of Tuning Needles and Zone Indicator Bars 18 Tuning Needles Operation Tuning needles which divide a given tuning zone into thirty increments are used to peak a laser output As the top or bottom of a zone is reached the tuning needles automatically move to the center of the next zone see Figure 8 Zone indicator bars let you know when this happens refer to Zone Indicator Bars on page 20 for more information Mid range of Current Scale ATLL LLL Figure 8 Current Scale Mid Range 19 FieldMax TO User Manual Zone Indicator Zone indicator bars are a series of six segments as shown Bars in Figure 9 Zone Indicator Bars PAS Figure 9 Zone Indicator Bars These bars act as visual indicators while the tuning needles automatically move through zones and also provide a relative indication of where the measurement falls w
23. ns for the FieldMax TO Table 4 Specifications PARAMETER DESCRIPTION Battery Operating Time approx Six 1 5 V AA alkaline batteries Continuous measurements in Pyroelectric 24 hr mode Continuous measurements in Thermopile or 36 hr Optical mode with passive sensor Shelf life when not used 8 yr Digital Output USB 1 1 Digital Tuning Needle 100 mS tau 20 Hz update rate Instrument Power Six 1 5 V AA alkaline batteries or 90 to 260 VAC 50 60 Hz AC 49 FieldMax TO User Manual Table 4 Specifications Continued PARAMETER DESCRIPTION Altitude lt 2 000 m operating lt 12 000 m storage Relative Humidity lt 90 5 to 40 C operating lt 95 0 to 70 C storage Temperature 5 to 40 C operating Batch Size Statistics parameter Measurement Range full scale sensor depen 3 nW to 300 kW thermopile sensors dent 3 nW to 300 kW optical sensors Window Size Avg parameter 1 to 60 seconds PHYSICAL CHARACTERISTICS Dimensions h x w x d approx 8 in 20 cm 4 in 10 cm 1 5 in 4 cm Displa 58 x 73 mm fixed segment LCD with backlight play Weight approx including batteries 1 1 Ib 0 5 kg 50 Appendix A Specifications Table 4 Specifications Continued PARAMETER DESCRIPTION MISCELLANEOUS a Coherent recommends a Panasonic AM 3PI AA battery 51 FieldMax TO User Manual 52 A AC adapter 16 Annunciator display functions 22 Area button function
24. ny warrants its laser power and energy meters and sensors products Products to the original purchaser the Customer that the product is free from defects in materials and workmanship and complies with all specifications active at the time of purchase for a period of twelve 12 months Coherent Inc will at its option repair or replace any product or component found to be defective during the warranty period This warranty applies only to the orig inal purchaser and is not transferable Coherent Inc the Company offers original purchasers the Customer purchasing laser power and energy meters and sensors products Products an extended lifetime warranty program which includes all parts and labor In order to qualify for this warranty a Customer must return the Product to the Company for recalibration and recertification traceable to NIST and MIL STD 45662A within one year from the date of purchase and annually thereafter The Company will recertify the Product provide software upgrades and perform any needed repairs for a fixed service fee as established by the Company from time to time and in effect at the time of service Ifthe Product fails and is returned to the Company within one year following the date of recalibration service the Company will at its option repair or replace the Product or any component found to be defective This warranty applies only to the original purchaser
25. o cated storage Wrong type of sensor is attached to the instru ment ECC CN a For more information about the bad zero fault code refer to Zero on page 30 24 Invalid and Not Available Data Conditions Invalid Data Not Available Data Operation As an example Er 4 appears on the display if there is a sensor error You can dismiss the fault by removing the sensor from the meter or by pressing any button Attaching an unrecognized sensor to the meter creates a special fault condition This condition is characterized by displaying a sensor fault 1 through 5 The update rate for invalid or not available data condi tions is three times per second Invalid data is obtained whenever the meter over ranges When invalid data is sensed the letters OL overload appear on the display If OL appears while in Auto mode no further action needs to be taken If OL appears while in Manual mode start a new batch by pressing the Zero button All data used to generate a batch result must be valid Measurement data may be unavailable at certain times during meter operation When data is not available a series 01 dashes appears in the measurement area of the display The following condition will generate unavail able data Statistics mode is entered and batch data has not been compiled 25 FieldMax TO User Manual Setup This section explains how to select and set user definable Par
26. om 49 6071 9680 971 327 2778 info_service coherent com 971 327 2700 971 327 2778 info_service coherent com 46 Product Shipping Instructions Calibration and Warranty To prepare the product for shipping to Coherent 1 Contact Coherent Customer Service refer to Table 3 on page 46 for a Return Material Authori zation number Attach a tag to the product that includes the name and address of the owner the person to contact the serial number and the RMA number you received from Coherent Customer Service Wrap the product with polyethylene sheeting or equivalent material If the original packing material and carton are not available obtain a corrugated cardboard shipping carton with inside dimensions that are at least 6 in 15 cm taller wider and deeper than the product The shipping carton must be constructed of card board with a minimum of 375 lb 170 kg test strength Cushion the instrument in the shipping carton with packing material or urethane foam on all sides between the carton and the product Allow 3 in 7 5 cm on all sides top and bottom Seat the shipping carton with shipping tape or an industrial stapler Ship the product to Coherent Inc 7470 SW Bridgeport Rd Portland OR 97224 Attn RMA add the RMA number you received from Coherent Customer Service 47 FieldMax TO User Manual 48 Appendix A Specifications APPENDIX A SPECIFICATIONS Table 4 lists specificatio
27. oratrated per testing to EN61326 Electromagnetic Competibibty Product Family Standard for Measurement Control and Laboratory Equipment to indude the following best specifications as cf August 2001 ENS5011 Gass 4 Radiated Emissions ENSS011 Class Conducted Emissors ENGIO00 4 2 Electrostatic Discharga Performarce Criteria B LAD ri sind Lo e ECHO een bei will return lo normal eetthoet user inberweriinn ENG10004 3 Radiated Immunity Performance Criteria A ENG1000 4 4 Electrical Fast Transient Immunity Performance Ciberia A ENG1000 4 5 Electrical Siow Transient immunity Performance Criteria A ENG1000 4 6 Conducted AF Immunity Performance Criteria A EN61000 4 11 Power Line Dropout Performance Criberia ENGIG00 3 3 Conducted Emissions Powerline Fluctuation amp Flicker Criteria A ENG1000 4 8 Powerline Frequency Magnetic Reid Inmunity Criteria A Date __ 3 50 Senior Enginesrig Manager Instruments j Save Wher ate __ 3 15 oy General Manager LMC Cote ine Baga ofl FieldMax TO User Manual Quick Start QUICK START This section presents a mini tutorial that explains how to connect a sensor to your FieldMax TO meter and begin taking measurements within minutes For in depth information about the procedure introduced in this section refer to Operation on page 17 Follow all laser safety procedures The laser must be blocked or switched OFF before beginning the proce dure described in this s
28. ring mode 34 R Range hint annunciator 22 Right side panel overview 13 S Sensor connector 13 Service 43 Set Ent button function 26 Setup parameters Area 27 Atten 28 Avg 28 Set Ent 26 Stat 26 TRIG 29 Wave 27 Specifications 47 Stat button function 26 Statistics mode 31 and digital tuning feature 38 and invalid data 31 T Trig button function 29 Trigger states and the trigger annunciator 37 Tuning Mode 18 Needles 19 U Up and down arrows 30 USB connector 13 W Warranty Extended lifetime 41 Limitations 42 Limited 41 Wave lambda button function 27 Z Zero Bad 30 Button function 30 Zone indicator bars 20 FieldMax TO User Manual Coherent Inc 4 2004 Printed in the U S A Part No 1059968 Rev AA
29. t com You can obtain additional support by either telephoning our Technical Support Hotline at 1 800 343 4912 or e mailing our Support Team at support instruments coherent com Telephone coverage is available Monday through Friday except U S holidays If you call outside our office hours your call will be taken by our answering system and will be returned when the office reopens If there are technical difficulties with your product that cannot be resolved by support mechanisms outlined above please e mail or telephone Coherent Technical Support with a description of the problem and the corrective steps attempted When communicating with our Technical Support Department via the web or telephone the model and serial number of the product will be required by the Support Engineer responding to your request Outside the U S If you are located outside the U S visit our website for technical assistance or telephone our local Service Representative Representative phone numbers and addresses can be found on the Coherent website www coherent com Coherent provides web and telephone technical assistance as a service to its customers and assumes no liability thereby for any injury or damage that may occur contemporaneous with such services These support services do not under any circumstances affect the terms of any warranty agreement between Coherent and the buyer Operating a Coherent product with any of its interlocks defeate
30. t the current range only Under typical operating conditions the zero procedure takes about one second for each range 36 Operation When starting the zeroing procedure the large numerals on the LCD are replaced by an animated set of dashes Unless there is an error the normal measurement mode resumes once the zeroing procedure ends 37 FieldMax TO User Manual 38 Negative Power Display Digital Tuning Feature Use in Statistics Mode Special Topics SPECIAL TOPICS This section discusses the following topics e Negative power display this page Digital tuning feature use in Statistics mode this page ActiveX installation page 40 a USB driver installation page 40 A negative power reading indicates the sensor needs to be zeroed Two areas of the display are affected by a negative power reading the digital tuning feature and the numeric measurement display The digital tuning feature always displays the absolute value of measured power If the power is negative the minus sign segment is turned on The inertia of a mechanical meter will be mimicked for negative as well as positive power readings The tuning needles and zone indicator bars are not present in Statistics mode 39 FieldMax TO User Manual ActiveX Installation USB Driver Installation Included with the software is a set of ActiveX tools that enables a programmer to quickly and efficiently commu nicate with FieldMax This
31. tion infor mation that is used in this mode After pressing Set Ent the Wave button is used to enter Edit mode and set the wavelength If an edit cycle has not been initiated pressing the Wave button will display the wavelength value The available wavelength range is 1 00 to 99 999 nm The actual range is sensor dependent If Wavelength compensation information is not programmed into the sensor you will not be able to change the wavelength data value This mode allows the measurement of laser energy in terms of fluence and laser power in terms of average power density Area calculation returns an average power density reading for both Flat and Gaussian profiles 27 FieldMax TO User Manual The parameter is entered as a diameter and assumes a circular beam or aperture The range for Area mode is 0 01 to 999 99 mm Pressing the Area button will s Toggle the state of Area Correction mode if the button is pressed for less than one second Refer to Area Correction and Zeroing below for more information about Area Correction mode Enter Edit mode and select the beam diameter 1f Set Ent is pressed beforehand View the beam diameter if the button is pressed for one second or more Area Correction It is important that you zero the sensor before using and Zeroing Area Correction The following procedure explains how to do that 1 Enter Area Correction by pressing the Area button for less than one second
32. tons serve a dual purpose When Edit mode is active the buttons are used to adjust the currently selected edit field When Edit mode is not active the buttons are used to select the measurement range and automatically cancel Auto Range mode if Auto Range mode is active This button pair has a dual purpose When the an Edit mode is active the buttons allow you to select the edit field of the currently selected edit parameter When the Edit mode is not active and Statis tics mode is active the buttons are used to select the statistical parameter of interest MAX MIN or MEAN These buttons are nonfunctional when Edit mode and Statistics mode are not active 32 Statistics Mode Invalid Data Measurement Display and Range Selection Operation FieldMax TO can be configured to display statistical data instead of instantaneous measurements Statistical data is generated over time Selecting Auto mode restarts the batch count used to take a reading Ifthe instrument is not in Auto mode the batch count must be manually restarted by pressing the Zero button Pressing and holding the Stat button displays the current instrument mode Auto or Manual For more information on selecting parameters while in Statistics mode refer to Left and Right Arrows on page 32 A statistical batch requires valid data for every data point in the batch Ifa batch collection of data is in process and invalid data is measured the bat
33. ull scale range currently selected by the user Range Hint is discussed in more detail under Measurement Display and Range Selection on page 33 When AVG display smoothing is active display values are averaged by time AVG displays when averaging is active Nothing displays in this position if averaging is not active The ATTEN annunciator indicates if attenuation correc tion is applied to the measurement value ATTEN displays whenever attenuation is active The Battery annunciator flashes whenever the batteries need to be replaced The Battery annunciator only appears when the meter is running on battery power not the AC adapter The Hold annunciator toggles between freezing the power reading and associated indicators on the LCD and displaying live measurements 23 FieldMax TO User Manual Fault Displays FieldMax TO is capable of detecting internal and user induced faults When a fault is detected the letters Er followed by a numeric fault code see Table 1 appear on the display You can dismiss a fault code by pressing any button or by correcting the cause of the fault Table 1 Fault Codes Sensor firmware version mismatch sensor format version exceeds capability of the instru ment firmware firmware upgrade needed Hardware fault detectable hardware error Data overflow result of an arithmetic opera tion that is greater than can be held in the all

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